"Scott Marlowe" <scott.marlowe@xxxxxxxxx> writes: > So, what's the real burden like from the pg_buffercache contrib module? I wonder whether pg_buffercache should be changed to work like the statistics views do, ie, you take a snapshot during the first call within a transaction. This would allow correlation of the results across multiple queries. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 2: Don't 'kill -9' the postmaster